Math Is Fun Forum

  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

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#1 2013-02-10 01:39:30

Sabbir
Guest

Sequences

Do sequences have to have numeriacal terms? or can it have non-numerical terms too,for example,can this be a sequence {1} , {1,2} , {1,2,3} , ...  ?

#2 2013-02-10 01:49:09

anonimnystefy
Real Member
From: Harlan's World
Registered: 2011-05-23
Posts: 16,049

Re: Sequences

They needn't have numbers as terms. Sets and letters can also be sequence terms.


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“Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment
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#3 2013-02-10 04:41:43

Bob
Administrator
Registered: 2010-06-20
Posts: 10,058

Re: Sequences

one; two; three; .......

a; aardvaak; aback; abacus; ..........

Bob


Children are not defined by school ...........The Fonz
You cannot teach a man anything;  you can only help him find it within himself..........Galileo Galilei
Sometimes I deliberately make mistakes, just to test you!  …………….Bob smile

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